Ethyl 6-(aminomethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 2-(aminomethyl)-6-hydroxy-4-(trifluoromethoxy)pyridine-3-carboxylate
2-Hydroxy-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-acetonitrile
2-Hydroxy-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-3-acetonitrile